Electronics chit chat

1167 topics in this forum

1. Free sample chips! 1 2 3 4 8

   By mixos, August 4, 2003
   • 184 replies
   • 111.6k views
   • 
   • Guest
   • May 26, 2014

2. I’ve got a 4 bladed drone that can run without a controller

   By Holy Hathaway, May 26
   • 1 reply
   • 374 views
   • 
   • Keonte45
   • August 30

3. Free PCB Software

   By Haloe, February 27, 2020
   • 4 replies
   • 2k views
   • 
   • Jacob Ravel
   • June 27

4. Rheostat power rating 1 2

   By Kerrowman, February 6, 2021   

   • rheostat
   • power rating
   • 32 replies
   • 6.6k views
   • 
   • JoshuaElliot
   • June 24

5. Guide to QSFP28 to SFP28 Interconnect Solutions

   By hilinktech, June 15
   • 0 replies
   • 191 views
   • 
   • hilinktech
   • June 15

6. Questions about replacing the speaker

   By Holy Hathaway, December 28, 2021
   • 2 replies
   • 1.1k views
   • 
   • simon munyua
   • April 28

7. One problem about building an electronic level with Arduino

   By Holy Hathaway, February 23
   • 2 replies
   • 499 views
   • 
   • simon munyua
   • April 28

8. How can we replace the relay in a battery charger by one or two MOSFETs?

   By Holy Hathaway, April 27
   • 0 replies
   • 301 views
   • 
   • Holy Hathaway
   • April 27

9. I am having huge difficulty with op amp circuit

   By Holy Hathaway, March 18
   • 1 reply
   • 539 views
   • 
   • simon munyua
   • April 24

10. scalar beamer

    By steven, August 7, 2004
    • 15 replies
    • 4.4k views
    • 
    • steven chiverton
    • March 30

11. TENS machines revisited

    By HarryA, October 2, 2016
    • 2 replies
    • 1.9k views
    • 
    • steven chiverton
    • March 9

12. Through-Beam Photoelectric Beam Sensor

    By saveearth123, February 1
    • 1 reply
    • 465 views
    • 
    • HarryA
    • February 1

13. Modifying automotive tachometer for fewer cylinders...

    By Guest 65ShelbyClone, July 17, 2006
    • 18 replies
    • 8.9k views
    • 
    • adalex
    • December 12, 2021

14. Arduino + Visual Basic

    By HarryA, September 19, 2021
    • 0 replies
    • 678 views
    • 
    • HarryA
    • September 19, 2021

15. 1N5404 SUBSTITUE

    By ROSELJR, August 26, 2021
    • 2 replies
    • 1k views
    • 
    • JamieOkeefe
    • September 14, 2021

16. NI GPIB-USB-HS - Issues - no original - fake - HACK? - firmware replacement from orginal

    By max-bit, September 2, 2021
    • 3 replies
    • 968 views
    • 
    • max-bit
    • September 3, 2021

17. OP27G is distorted when the frequency exceeds 4K

    By ROSELJR, July 9, 2021
    • 1 reply
    • 1.1k views
    • 
    • HarryA
    • July 9, 2021

18. Questions NOR flash memory

    By nogueiraat, May 8, 2021
    • 6 replies
    • 1.6k views
    • 
    • nogueiraat
    • May 23, 2021

19. Sink current using PCA9685?

    By Ivanlee, April 10, 2021   

    • led
    • ic
    • (and 2 more)

      Tagged with:

      • led
      • ic
      • driver
      • diy
    • 1 reply
    • 835 views
    • 
    • HarryA
    • April 10, 2021

20. Interesting Project Sharing

    By sushawn, March 30, 2021
    • 0 replies
    • 518 views
    • 
    • sushawn
    • March 30, 2021

21. Schumacher Battery Charger: Review

    By chanbuz, March 28, 2021
    • 0 replies
    • 492 views
    • 
    • chanbuz
    • March 28, 2021

22. A Strange Problem with Xiaomi Redmi (MI) AirDots Bluetooth Earphones!

    By sam.moshiri, March 27, 2021   

    • earphone
    • headphone
    • (and 2 more)

      Tagged with:

      • earphone
      • headphone
      • airdot
      • bluethooth
    • 0 replies
    • 669 views
    • 
    • sam.moshiri
    • March 27, 2021

23. Finding a job

    By JC7811, April 29, 2011
    • 3 replies
    • 3.5k views
    • 
    • Zhitor
    • March 16, 2021

24. LED Fader - With or Without Arduino

    By Ashish Adhikari, March 1, 2021   

    • led dimmer
    • led fader
    • (and 3 more)

      Tagged with:

      • led dimmer
      • led fader
      • arduino
      • arduino project
      • 555 timer
    • 0 replies
    • 655 views
    • 
    • Ashish Adhikari
    • March 1, 2021

25. Filter Cores question

    By Wayne Rogers, February 12, 2021
    • 2 replies
    • 703 views
    • 
    • Wayne Rogers
    • February 13, 2021